https://www.intersoft-consulting.de/wp-content/plugins/hph-google-jobs/js/dynamic-filter.js

1document.addEventListener('DOMContentLoaded', function () {
2    const categoryFilter = document.getElementById('job_category_filter');
3    const standortFilter = document.getElementById('job_standort_filter');
4    const typeFilter = document.getElementById('job_type_filter');
5    const removeAllButton = document.getElementById('remove-all');
6
7    function applyFilters() {
8        const selectedCategory = categoryFilter ? categoryFilter.value : '';
9        const selectedStandort = standortFilter ? standortFilter.value : '';
10        const selectedJobType = typeFilter ? typeFilter.value : '';
11
12        jQuery.ajax({
13            url: ajax_object.ajax_url,
14            method: 'POST',
15            data: {
16                action: 'filter_jobs',
17                nonce: ajax_object.nonce,
18                job_category_filter: selectedCategory,
19                job_standort_filter: selectedStandort,
20                job_type_filter: selectedJobType,
21            },
22            success: function (response) {
23                document.getElementById('job-listings').innerHTML = response;
24            }
25        });
26
27        toggleRemoveAllButton(selectedCategory, selectedStandort, selectedJobType);
28    }
29
30    function toggleRemoveAllButton(category, standort, type) {
31        if (removeAllButton) {
32            if (category || standort || type) {
33                removeAllButton.style.display = 'inline-block';
34            } else {
35                removeAllButton.style.display = 'none';
36            }
37        }
38    }
39
40    if (categoryFilter) {
41        categoryFilter.addEventListener('change', applyFilters);
42    }
43
44    if (standortFilter) {
45        standortFilter.addEventListener('change', applyFilters);
46    }
47
48    if (typeFilter) {
49        typeFilter.addEventListener('change', applyFilters);
50    }
51
52    if (removeAllButton) {
53        removeAllButton.addEventListener('click', function () {
54            if (categoryFilter && !categoryFilter.disabled) {
55                categoryFilter.value = '';
56            }
57            if (standortFilter) standortFilter.value = '';
58            if (typeFilter) typeFilter.value = '';
59            applyFilters();
60        });
61    }
62
63    // Initial check
64    const initialCategory = categoryFilter ? categoryFilter.value : '';
65    const initialStandort = standortFilter ? standortFilter.value : '';
66    const initialType = typeFilter ? typeFilter.value : '';
67    toggleRemoveAllButton(initialCategory, initialStandort, initialType);
68});